Russo brothers just trolled fans yet again over the ‘Avengers 4’ titleIf there’s one thing you should expect from the Russo brothers, who directed a few of the best Marvel movies so far including Civil War and Infinity War, it's that they won’t really reveal anything about an upcoming film. This is especially true when that movie is the highly anticipated — and still untitled — Avengers 4 flick. They will, however, troll fans every chance they get, and they just did it again.A few weeks ago, the Russos shared a picture on social media along with a cr...